diff --git a/vizro-core/pyproject.toml b/vizro-core/pyproject.toml
index 23175908f..032120c6d 100644
--- a/vizro-core/pyproject.toml
+++ b/vizro-core/pyproject.toml
@@ -15,7 +15,7 @@ classifiers = [
   "Programming Language :: Python :: 3.12"
 ]
 dependencies = [
-  "pyyaml<5",
+  "pyyaml<7",
   "dash>=2.17.1",  # 2.17.1 needed for no_output fix in clientside_callback
   "dash_bootstrap_components",
   "dash-ag-grid>=31.0.0",